diff options
Diffstat (limited to 'include/asm-mips/mach-au1x00/gpio.h')
-rw-r--r-- | include/asm-mips/mach-au1x00/gpio.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/include/asm-mips/mach-au1x00/gpio.h b/include/asm-mips/mach-au1x00/gpio.h new file mode 100644 index 000000000000..2dc61e009a08 --- /dev/null +++ b/include/asm-mips/mach-au1x00/gpio.h | |||
@@ -0,0 +1,69 @@ | |||
1 | #ifndef _AU1XXX_GPIO_H_ | ||
2 | #define _AU1XXX_GPIO_H_ | ||
3 | |||
4 | #include <linux/types.h> | ||
5 | |||
6 | #define AU1XXX_GPIO_BASE 200 | ||
7 | |||
8 | struct au1x00_gpio2 { | ||
9 | u32 dir; | ||
10 | u32 reserved; | ||
11 | u32 output; | ||
12 | u32 pinstate; | ||
13 | u32 inten; | ||
14 | u32 enable; | ||
15 | }; | ||
16 | |||
17 | extern int au1xxx_gpio_get_value(unsigned gpio); | ||
18 | extern void au1xxx_gpio_set_value(unsigned gpio, int value); | ||
19 | extern int au1xxx_gpio_direction_input(unsigned gpio); | ||
20 | extern int au1xxx_gpio_direction_output(unsigned gpio, int value); | ||
21 | |||
22 | |||
23 | /* Wrappers for the arch-neutral GPIO API */ | ||
24 | |||
25 | static inline int gpio_request(unsigned gpio, const char *label) | ||
26 | { | ||
27 | /* Not yet implemented */ | ||
28 | return 0; | ||
29 | } | ||
30 | |||
31 | static inline void gpio_free(unsigned gpio) | ||
32 | { | ||
33 | /* Not yet implemented */ | ||
34 | } | ||
35 | |||
36 | static inline int gpio_direction_input(unsigned gpio) | ||
37 | { | ||
38 | return au1xxx_gpio_direction_input(gpio); | ||
39 | } | ||
40 | |||
41 | static inline int gpio_direction_output(unsigned gpio, int value) | ||
42 | { | ||
43 | return au1xxx_gpio_direction_output(gpio, value); | ||
44 | } | ||
45 | |||
46 | static inline int gpio_get_value(unsigned gpio) | ||
47 | { | ||
48 | return au1xxx_gpio_get_value(gpio); | ||
49 | } | ||
50 | |||
51 | static inline void gpio_set_value(unsigned gpio, int value) | ||
52 | { | ||
53 | au1xxx_gpio_set_value(gpio, value); | ||
54 | } | ||
55 | |||
56 | static inline int gpio_to_irq(unsigned gpio) | ||
57 | { | ||
58 | return gpio; | ||
59 | } | ||
60 | |||
61 | static inline int irq_to_gpio(unsigned irq) | ||
62 | { | ||
63 | return irq; | ||
64 | } | ||
65 | |||
66 | /* For cansleep */ | ||
67 | #include <asm-generic/gpio.h> | ||
68 | |||
69 | #endif /* _AU1XXX_GPIO_H_ */ | ||